000
00226nam a22000977a 4500
082
_a
658.4034
_b
TAO
100
_a
TAH A. HAMDY
_9
102161
245
_a
operatios research an introduction
_c
HAMDY.TAHA.A
300
_a
830
942
_c
BK
999
_c
72065
_d
72065